... 4.high volume 5.stable performance, high efficie Three lobes roots air blower is the leading products of our company, ... 47kw.The Application:dealing water, Wastewater Treatment, aeration tank, air transporting, mine, vacuum packaging, aquaculture and etc.The ... 23kw.The Application:dealing water, Wastewater Treatment, aeration tank, air transporting, mine, vacuum packaging, aquaculture and etc..The ...